id summary reporter owner description type status priority milestone component version resolution keywords cc 24443 Error loading Mapbox/MapLibre stylesheet containing expressions 1ec5 team "==== What steps will reproduce the problem? 1. In Imagery Preferences, add a layer with the URL `mvt[22]:https://www.openhistoricalmap.org/map-styles/historical/historical.json` 2. Activate the layer. ==== What is the expected result? OpenHistoricalMap’s [https://embed.openhistoricalmap.org/ Historical] basemap appears when the layer is active. ==== What happens instead? The following error: ==== Please provide any additional information below. Attach a screenshot if possible. {{{ Revision:19423 Build-Date:2025-07-12 12:05:40 Identification: JOSM/1.5 (19423 en) Mac OS X 15.6 OS Build number: macOS 15.6 (24G84) Memory Usage: 4592 MB / 27648 MB (2034 MB allocated, but free) Java version: 24.0.1+9, Azul Systems, Inc., OpenJDK 64-Bit Server VM Look and Feel: com.apple.laf.AquaLookAndFeel Screen: Display 1 1728x1117x32bpp@120Hz (scaling 2.00×2.00) Maximum Screen Size: 1728×1117 Best cursor sizes: 16×16→16×16, 32×32→32×32 System property file.encoding: UTF-8 System property sun.jnu.encoding: UTF-8 Locale info: en_US Numbers with default locale: 1234567890 -> 1234567890 VM arguments: [-Djpackage.app-version=19423, -XX:MaxRAMPercentage=75.0, --add-modules=java.scripting,java.sql,javafx.controls,javafx.media,javafx.swing,javafx.web, --add-exports=java.base/sun.security.action=ALL-UNNAMED, --add-exports=java.desktop/com.apple.eawt=ALL-UNNAMED, --add-exports=java.desktop/com.sun.imageio.plugins.jpeg=ALL-UNNAMED, --add-exports=java.desktop/com.sun.imageio.spi=ALL-UNNAMED, --add-opens=java.base/java.lang=ALL-UNNAMED, --add-opens=java.base/java.nio=ALL-UNNAMED, --add-opens=java.base/jdk.internal.loader=ALL-UNNAMED, --add-opens=java.base/jdk.internal.ref=ALL-UNNAMED, --add-opens=java.desktop/javax.imageio.spi=ALL-UNNAMED, --add-opens=java.desktop/javax.swing.text.html=ALL-UNNAMED, --add-opens=java.prefs/java.util.prefs=ALL-UNNAMED, -Djpackage.app-path=/Applications/JOSM_24_arm64.app/Contents/MacOS/JOSM] Plugins: + apache-commons (36438) + apache-http (36438) + ejml (36438) + geotools (36438) + imagery-xml-bounds (36438) + imagery_offset_db (36438) + jackson (36438) + jaxb (36438) + jna (36438) + jts (36438) + ohm-date-filter (1726089000) + opendata (36440) + pbf (36438) + reverter (36447) + undelete (36438) + utilsplugin2 (36438) + wikipedia (440) Map paint styles: + https://josm.openstreetmap.de/josmfile?page=Styles/iD&zip=1 Last errors/warnings: - 235453.440 W: javax.net.ssl.SSLHandshakeException: (certificate_unknown) PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target. Cause: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target. Cause: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target - 236935.987 E: org.openstreetmap.josm.io.OsmApiException: ResponseCode=503, Error Body=< - 236935.998 E: Communication with OSM server failed - ResponseCode=503, Error Body=< - 237095.935 E: org.openstreetmap.josm.io.OsmApiException: ResponseCode=503, Error Body=< - 237095.941 E: Communication with OSM server failed - ResponseCode=503, Error Body=< - 237564.107 E: Communication with OSM server failed - - 237577.966 E: org.openstreetmap.josm.io.OsmApiException: ResponseCode=500, Error Body=< - 237577.973 E: Internal Server Error - The OSM server
'https://www.openhistoricalmap.org/api/0.6/'
reported an internal server error.
This is most likely a temporary problem. Please try again later. - 242080.329 E: Handled by bug report queue: java.lang.ClassCastException: class org.eclipse.parsson.JsonArrayBuilderImpl$JsonArrayImpl cannot be cast to class jakarta.json.JsonNumber (org.eclipse.parsson.JsonArrayBuilderImpl$JsonArrayImpl and jakarta.json.JsonNumber are in unnamed module of loader 'app') - 242533.247 E: Handled by bug report queue: java.lang.ClassCastException: class org.eclipse.parsson.JsonArrayBuilderImpl$JsonArrayImpl cannot be cast to class jakarta.json.JsonNumber (org.eclipse.parsson.JsonArrayBuilderImpl$JsonArrayImpl and jakarta.json.JsonNumber are in unnamed module of loader 'app') OSM API: https://www.openhistoricalmap.org/api === REPORTED CRASH DATA === BugReportExceptionHandler#handleException: No data collected. Warning issued by: BugReportExceptionHandler#handleException === STACK TRACE === Thread: AWT-EventQueue-0 (43) of main java.lang.ClassCastException: class org.eclipse.parsson.JsonArrayBuilderImpl$JsonArrayImpl cannot be cast to class jakarta.json.JsonNumber (org.eclipse.parsson.JsonArrayBuilderImpl$JsonArrayImpl and jakarta.json.JsonNumber are in unnamed module of loader 'app') at org.eclipse.parsson.JsonObjectBuilderImpl$JsonObjectImpl.getJsonNumber(JsonObjectBuilderImpl.java:239) at org.openstreetmap.josm.data.imagery.vectortile.mapbox.style.Layers.parsePaintLine(Layers.java:229) at org.openstreetmap.josm.data.imagery.vectortile.mapbox.style.Layers.(Layers.java:135) at org.openstreetmap.josm.data.imagery.vectortile.mapbox.style.MapboxVectorStyle.lambda$new$2(MapboxVectorStyle.java:122) at java.base/java.util.stream.ReferencePipeline$3$1.accept(Unknown Source) at java.base/java.util.stream.ReferencePipeline$3$1.accept(Unknown Source) at java.base/java.util.stream.ReferencePipeline$2$1.accept(Unknown Source) at java.base/java.util.Iterator.forEachRemaining(Unknown Source) at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Unknown Source) at java.base/java.util.stream.AbstractPipeline.copyInto(Unknown Source) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(Unknown Source) at java.base/java.util.stream.AbstractPipeline.evaluate(Unknown Source) at java.base/java.util.stream.ReferencePipeline.collect(Unknown Source) at org.openstreetmap.josm.data.imagery.vectortile.mapbox.style.MapboxVectorStyle.(MapboxVectorStyle.java:123) at org.openstreetmap.josm.data.imagery.vectortile.mapbox.style.MapboxVectorStyle.lambda$getMapboxVectorStyle$0(MapboxVectorStyle.java:63) at java.base/java.util.concurrent.ConcurrentHashMap.computeIfAbsent(Unknown Source) at org.openstreetmap.josm.data.imagery.vectortile.mapbox.style.MapboxVectorStyle.getMapboxVectorStyle(MapboxVectorStyle.java:59) at org.openstreetmap.josm.data.imagery.vectortile.mapbox.MapboxVectorTileSource.(MapboxVectorTileSource.java:49) at org.openstreetmap.josm.gui.layer.imagery.MVTLayer.getTileSource(MVTLayer.java:123) at org.openstreetmap.josm.gui.layer.imagery.MVTLayer.getTileSource(MVTLayer.java:66) at org.openstreetmap.josm.gui.layer.AbstractTileSourceLayer.initializeIfRequired(AbstractTileSourceLayer.java:580) at org.openstreetmap.josm.gui.layer.AbstractTileSourceLayer.attachToMapView(AbstractTileSourceLayer.java:562) at org.openstreetmap.josm.gui.MapView.layerAdded(MapView.java:361) at org.openstreetmap.josm.gui.layer.LayerManager.fireLayerAdded(LayerManager.java:462) at org.openstreetmap.josm.gui.layer.LayerManager.realAddLayer(LayerManager.java:237) at org.openstreetmap.josm.gui.layer.MainLayerManager.realAddLayer(MainLayerManager.java:327) at org.openstreetmap.josm.gui.layer.LayerManager.lambda$addLayer$0(LayerManager.java:221) at org.openstreetmap.josm.gui.util.GuiHelper.runInEDTAndWaitWithException(GuiHelper.java:247) at org.openstreetmap.josm.gui.layer.LayerManager.addLayer(LayerManager.java:221) at org.openstreetmap.josm.actions.AddImageryLayerAction.actionPerformed(AddImageryLayerAction.java:171) at java.desktop@24.0.1/javax.swing.AbstractButton.fireActionPerformed(Unknown Source) at java.desktop@24.0.1/javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source) at java.desktop@24.0.1/javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source) at java.desktop@24.0.1/javax.swing.DefaultButtonModel.setPressed(Unknown Source) at java.desktop@24.0.1/javax.swing.AbstractButton.doClick(Unknown Source) at java.desktop@24.0.1/com.apple.laf.ScreenMenuItem.actionPerformed(Unknown Source) at java.desktop@24.0.1/java.awt.MenuItem.processActionEvent(Unknown Source) at java.desktop@24.0.1/java.awt.MenuItem.processEvent(Unknown Source) at java.desktop@24.0.1/java.awt.MenuComponent.dispatchEventImpl(Unknown Source) at java.desktop@24.0.1/java.awt.MenuComponent.dispatchEvent(Unknown Source) at java.desktop@24.0.1/java.awt.EventQueue.dispatchEventImpl(Unknown Source) at java.desktop@24.0.1/java.awt.EventQueue.dispatchEvent(Unknown Source) at java.desktop@24.0.1/java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source) at java.desktop@24.0.1/java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source) at java.desktop@24.0.1/java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) at java.desktop@24.0.1/java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.desktop@24.0.1/java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.desktop@24.0.1/java.awt.EventDispatchThread.run(Unknown Source) }}} " defect new normal Core latest template_report